Endocrine Abstracts

Introduction: Pregnancy is a stress test on maternal thyroid and pregnant women may be more susceptible to thyroid dysfunction. Consequences of this may be harmful for the mother and fetus. Smoking has been associated with alterations in thyroid hormone concentrations, but little knowledge exists on this association in pregnant women.Subjects and methods: The study population is large, prospective population-based Northern Finland Birth Cohort 1986 (n...